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Air Quality History for Annaka, Japan

Historical PM2.5 and AQI trend from monitoring stations near Annaka, Japan.

23
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 13 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 32 21–47 7.8 µg/m³ 10h 12
2026-10-20 38 21–61 9.2 µg/m³ 24h 11
2026-10-19 40 24–74 9.8 µg/m³ 24h 12
2026-10-18 35 21–55 8.5 µg/m³ 24h 12
2026-10-17 37 24–52 8.9 µg/m³ 24h 11
2026-10-16 46 16–97 12.1 µg/m³ 24h 11
2026-10-15 36 22–63 8.7 µg/m³ 24h 11
2026-10-14 40 15–65 9.7 µg/m³ 24h 12
2026-10-13 37 22–60 8.9 µg/m³ 24h 10
2026-10-12 32 20–46 7.7 µg/m³ 24h 11
2026-10-11 39 15–55 9.4 µg/m³ 24h 10
2026-10-10 32 21–40 7.7 µg/m³ 24h 11
2026-10-09 30 19–40 7.3 µg/m³ 24h 11
2026-10-08 33 23–56 7.9 µg/m³ 24h 12
2026-10-07 37 20–53 8.9 µg/m³ 12h 12
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